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Table 2 Relationship between in-utero ELF-MF exposure and birth weight (grams) using GLM

From: Prenatal exposure to extremely low frequency magnetic field and its impact on fetal growth

MF measurements

All

Boys

Girls

N

\( \overline{x}\pm \mathrm{s} \)

P

P#

N

\( \overline{x}\pm \mathrm{s} \)

P

P#

N

\( \overline{x}\pm \mathrm{s} \)

P

P#

TWA

 Below median

63

3547.7 ± 440.5

0.02

0.02

29

3471.3 ± 427.7

0.89

0.75

34

3612.9 ± 447.0

< 0.01

< 0.01

 Above median

65

3374.7 ± 393.0

  

35

3486.8 ± 425.7

  

30

3244.0 ± 309.2

  

P50

 Below median

55

3548.0 ± 455.0

0.04

0.01

26

3456.1 ± 428.8

0.71

0.47

29

3630.3 ± 469.3

< 0.01

< 0.01

 bove median

73

3393.5 ± 389.9

  

38

3496.0 ± 424.5

  

35

3282.2 ± 318.5

  

P75

 Below median

62

3538.2 ± 446.8

0.04

0.02

26

3461.2 ± 451.5

0.77

0.48

36

3593.8 ± 441.3

< 0.01

< 0.01

 Above median

66

3386.3 ± 391.4

  

38

3492.6 ± 408.6

  

28

3242.1 ± 320.4

  
  1. #Adjusting for family income, gestational age, parity, parental age at childbirth, parental BMI before pregnancy, and maternal passive smoking during pregnancy